Home / 3,501.67-4,832.32-1,929.76

Finding the Fourth Proportional to 3,501.67, 4,832.32 and 1,929.76

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Solution

The fourth proportional to 3,501.67, 4,832.32 and 1,929.76 is: 2,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.67 : 4,832.32 = 1,929.76 : x
  2. Step 2: Convert to fraction form
    3,501.67/4,832.32 = 1,929.76/x
  3. Step 3: Cross multiply
    3,501.67x = 4,832.32 × 1,929.76
  4. Step 4: Simplify right side
    3,501.67x = 9,325,217.84
  5. Step 5: Solve for x
    x = 9,325,217.84/3,501.67
  6. Step 6: Final answer
    x = 2,663.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.